Coffee machine



FIG. 1 is a top view of a coffee machine showing the claimed design.

FIG. 2 is a right hand side view of the design shown in FIG. 1 .

FIG. 3 is a left hand side view of the design shown in FIG. 1 .

FIG. 4 is a front view of the design shown in FIG. 1 .

FIG. 5 is a bottom view of the design shown in FIG. 1 .

FIG. 6 is a left hand side front isometric of the design shown in FIG. 1 ; and,

FIG. 7 is a right hand side front isometric of the design shown in FIG. 1 . 

CLAIM The ornamental design for a coffee machine, as shown and described. 